Medium
Security advisory
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-7489
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 06:29 UTC · Revision 1
Source evidence
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
osv:CVE-2017-7489
Complete source record
{
"id": "8ee12751c643df40f831ba2c600a4e971017575da4acc6680590347c967dcdb5",
"url": "https://osv.dev/vulnerability/CVE-2017-7489",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-7489",
"summary": "In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.",
"evidence": "osv:CVE-2017-7489",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2017-7489",
"aliases": [
"CVE-2017-7489",
"GHSA-m34m-fgh4-v7cx"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/moodle/moodle",
"type": "GIT",
"events": [
{
"introduced": "c1ed2546431985262aefc4a39f9dec43e12426d3"
},
{
"last_affected": "70fa678586c32a4710c62a59f71d63e02bd9e500"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.0"
},
{
"last_affected": "2.7.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.0:beta:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.0-beta"
},
{
"last_affected": "2.7.0-beta"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.0:rc1:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.0-rc1"
},
{
"last_affected": "2.7.0-rc1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.0:rc2:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.0-rc2"
},
{
"last_affected": "2.7.0-rc2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.1"
},
{
"last_affected": "2.7.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.2"
},
{
"last_affected": "2.7.2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.3:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.3"
},
{
"last_affected": "2.7.3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.4:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.4"
},
{
"last_affected": "2.7.4"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.5:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.5"
},
{
"last_affected": "2.7.5"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.6:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.6"
},
{
"last_affected": "2.7.6"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.7:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.7"
},
{
"last_affected": "2.7.7"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.8:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.8"
},
{
"last_affected": "2.7.8"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.9:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.9"
},
{
"last_affected": "2.7.9"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.10:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.10"
},
{
"last_affected": "2.7.10"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.11:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.11"
},
{
"last_affected": "2.7.11"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.12:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.12"
},
{
"last_affected": "2.7.12"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.13:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.13"
},
{
"last_affected": "2.7.13"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.14:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.14"
},
{
"last_affected": "2.7.14"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.15:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.15"
},
{
"last_affected": "2.7.15"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.16:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.16"
},
{
"last_affected": "2.7.16"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.17:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.17"
},
{
"last_affected": "2.7.17"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:2.7.18:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.7.18"
},
{
"last_affected": "2.7.18"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.0"
},
{
"last_affected": "3.0.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.0:beta:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.0-beta"
},
{
"last_affected": "3.0.0-beta"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.0:rc1:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.0-rc1"
},
{
"last_affected": "3.0.0-rc1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.0:rc2:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.0-rc2"
},
{
"last_affected": "3.0.0-rc2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.0:rc3:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.0-rc3"
},
{
"last_affected": "3.0.0-rc3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.0:rc4:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.0-rc4"
},
{
"last_affected": "3.0.0-rc4"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.1"
},
{
"last_affected": "3.0.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.2:*:*:*:*:*:*:*",
"range": [
{
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{
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{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.3:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.3"
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{
"last_affected": "3.0.3"
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],
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{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.4:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.4"
},
{
"last_affected": "3.0.4"
}
],
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},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.5:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.5"
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{
"last_affected": "3.0.5"
}
],
"source": "CPE_STRING"
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{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.6:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.6"
},
{
"last_affected": "3.0.6"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.7:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.7"
},
{
"last_affected": "3.0.7"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.0.8:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.8"
},
{
"last_affected": "3.0.8"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.1.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.1.0"
},
{
"last_affected": "3.1.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.1.0:beta:*:*:*:*:*:*",
"range": [
{
"introduced": "3.1.0-beta"
},
{
"last_affected": "3.1.0-beta"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.1.0:rc1:*:*:*:*:*:*",
"range": [
{
"introduced": "3.1.0-rc1"
},
{
"last_affected": "3.1.0-rc1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.1.0:rc2:*:*:*:*:*:*",
"range": [
{
"introduced": "3.1.0-rc2"
},
{
"last_affected": "3.1.0-rc2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.1.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.1.1"
},
{
"last_affected": "3.1.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.1.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.1.2"
},
{
"last_affected": "3.1.2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.1.3:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.1.3"
},
{
"last_affected": "3.1.3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.1.4:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.1.4"
},
{
"last_affected": "3.1.4"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.0"
},
{
"last_affected": "3.2.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.0:beta:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.0-beta"
},
{
"last_affected": "3.2.0-beta"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.0:rc1:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.0-rc1"
},
{
"last_affected": "3.2.0-rc1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.0:rc2:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.0-rc2"
},
{
"last_affected": "3.2.0-rc2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.0:rc3:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.0-rc3"
},
{
"last_affected": "3.2.0-rc3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.0:rc4:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.0-rc4"
},
{
"last_affected": "3.2.0-rc4"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.0:rc5:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.0-rc5"
},
{
"last_affected": "3.2.0-rc5"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.1"
},
{
"last_affected": "3.2.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.2.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2.2"
},
{
"last_affected": "3.2.2"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"2.7.0",
"2.7.0-beta",
"2.7.0-rc1",
"2.7.0-rc2",
"2.7.1",
"2.7.10",
"2.7.11",
"2.7.12",
"2.7.13",
"2.7.14",
"2.7.15",
"2.7.16",
"2.7.17",
"2.7.18",
"2.7.2",
"2.7.3",
"2.7.4",
"2.7.5",
"2.7.6",
"2.7.7",
"2.7.8",
"2.7.9",
"3.0.0",
"3.0.0-beta",
"3.0.0-rc1",
"3.0.0-rc2",
"3.0.0-rc3",
"3.0.0-rc4",
"3.0.1",
"3.0.2",
"3.0.3",
"3.0.4",
"3.0.5",
"3.0.6",
"3.0.7",
"3.0.8",
"3.1.0",
"3.1.0-beta",
"3.1.0-rc1",
"3.1.0-rc2",
"3.1.1",
"3.1.2",
"3.1.3",
"3.1.4",
"3.2.0",
"3.2.0-beta",
"3.2.0-rc1",
"3.2.0-rc2",
"3.2.0-rc3",
"3.2.0-rc4",
"3.2.0-rc5",
"3.2.1",
"3.2.2",
"v3.2.2",
"v3.2.1",
"v3.2.0-rc2",
"v3.2.0",
"v3.2.0-rc4",
"v3.2.0-beta",
"v3.2.0-rc5",
"v3.2.0-rc3",
"v3.2.0-rc1",
"v3.1.0-beta",
"v3.1.0",
"v3.1.0-rc2",
"v3.1.0-rc1",
"v3.0.0-rc3",
"v3.0.0",
"v3.0.0-rc4",
"v3.0.0-rc2",
"v3.0.0-rc1",
"v3.0.0-beta",
"v2.9.0",
"v2.9.0-rc2",
"v2.9.0-rc1",
"v2.9.0-beta",
"v2.8.0",
"v2.8.0-rc2",
"v2.8.0-rc1",
"v2.8.0-beta",
"v2.7.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7489.json"
}
}
],
"modified": "2026-10-24T10:30:40.192652832Z",
"provider": "osv",
"references": [
"https://moodle.org/mod/forum/discuss.php?d=352353"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2017-7489",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 434858,
"published_at": "2017-05-15T14:29:00.26+00:00"
}